Table of Contents
Advertisement
APPENDIX A –
TECHNICAL SPECIFICATIONS
OPTICAL SPECIFICATION
Design
Refractor
Aperture
102 mm
Focal Length
1000 mm
F/ratio of the Optical System
F/9.8
Objective Coatings
Fully Coated with Multi Coatings
Highest Useful Magnification
240x
Lowest Useful Magnification
15x
Resolution:
Rayleigh Criterion Dawes Limit
1.37 arc seconds
1.14 arc seconds
Light Gathering Power
212x unaided eye
Field of View: 25 mm Eyepiece
1.0º
Linear Field of View (at 1000 yds)
53 feet
Eyepiece Magnification:
40x (25 mm)
50x (20 mm)
80x (12.5 mm)
125x (8 mm)
250x (4 mm)
Optical Tube Length
35 inches
www.celestron.com
COMPUTERIZED TELESCOPE
ELECTRONIC SPECIFICATIONS
Input Voltage
12 V DC Nominal
Batteries Required
8 AA Alkaline
Power Supply Requirements
12 VDC-750 mA (Tip positive)
MECHANICAL SPECIFICATIONS
Motor: Type Resolution
DC Servo motors with encoders, both axes
.26 arc sec,
Slew speeds
Nine slew speeds: 4º /sec, 2º /sec,
1º/sec, .5 /sec, 32x, 16x, 8x, 4x, 2x
Hand Control
Double line, 16 character Liquid Crystal Display
19 fiber optic backlit LED buttons
Fork Arm
Cast aluminum
SOFTWARE SPECIFICATIONS
Software Precision
16 bit, 20 arc sec. calculations
Ports
RS-232 communication port on Hand Control
Tracking Rates
Sidereal, Solar and Lunar
Tracking Modes
Alt-Az, EQ North & EQ South
Alignment Procedures
SkyAlign, Auto Two-Star, Two-Star, One-Star,
Solar System Align
Database
25 user defined programmable object.
Enhanced information on over 100 objects
Total Object Database
40,000+ Objects
33
Advertisement
Table of Contents
